Pith Number

pith:BUGQM3T2

pith:2020:BUGQM3T2APHI6WILG37VYJZMLR

not attested not anchored not stored refs pending

On the Adsorption Mechanism of Caffeine on MAPbI3 Perovskite Surfaces: A Combined UMC--DFT Study

Douglas S. Galv\~ao, Luiz A. Ribeiro Junior, Ramiro M. dos Santos, Raphael M. Tromer

arxiv:2008.02084 v2 · 2020-08-05 · cond-mat.mtrl-sci · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BUGQM3T2APHI6WILG37VYJZMLR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:29:29.452948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d0d066e7a03ce8f590b36ff5c272c5c5f16511e63e4b4d81954522de8d0785c

Aliases

arxiv: 2008.02084 · arxiv_version: 2008.02084v2 · doi: 10.48550/arxiv.2008.02084 · pith_short_12: BUGQM3T2APHI · pith_short_16: BUGQM3T2APHI6WIL · pith_short_8: BUGQM3T2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BUGQM3T2APHI6WILG37VYJZMLR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0d0d066e7a03ce8f590b36ff5c272c5c5f16511e63e4b4d81954522de8d0785c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca67137083a63b6b0437a8555e817793b6fc42994cde80c91d75133b5f2f768b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-08-05T12:40:38Z",
    "title_canon_sha256": "1af0bae5b8aa9939c3fceae5e9b8f184b00de94adcc1c8bbbaff06dd1bef5feb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02084",
    "kind": "arxiv",
    "version": 2
  }
}